All leisure and non-leisure body movement produced by the skeletal muscles and resulting in a substantial increase in resetting energy expenditure
A form of leisure-time physical activity that is planned, structured, and repetitive. Its main objective is to improve or maintain physical fitness
A set of attributes that are either health related or performance (or skill) related. Health related fitness comprises those components of fitness that exhibit a relationship with health status. Performance/skill related fitness involves those components of fitness that enable optimal work or sport performance.
Health has physical, social, and psychological dimensions, each characterized on a continuum with positive and negative poles. Positive health is associated with a capacity to enjoy life and to withstand challenges - it is not merely the absence of disease.